1. Categorical data analysis;Agresti,2002
2. Measurement and analysis of drug problems and drug control efforts.;Caulkins,2000
3. Drug prices and emergency department mentions for cocaine and heroin;Caulkins;American Journal of Public Health,2001
4. Describing DAWN's dominion;Caulkins;Contemporary Drug Problems,1995
5. Drugs and predatory crime;Chaiken,1990